<button class="btn btn-default" type="submit">发布资讯</button>
<div class="col-md-2">
    <span>所属栏目</span>
    <select class="form-control user_search_text">
    <option class="val">请选择所属栏目</option>
    </select>
</div>
<div class="col-md-2">
    <span>标题</span>
    <input type="text" class="form-control user_search_text" id="exampleInputName2" placeholder="请输入用户名">
</div>
<table class="table table-hover">
    <tr>
        <td>序号</td>
        <td>标题</td>
        <td>发布日期</td>
        <td>所属栏目</td>
        <td>操作</td>
    </tr>
    <tr>
        <td>1</td>
        <td>校领导调研东山校区疫情防控和企业复工工作</td>
        <td>2020-03-06</td>
        <td>通知公告</td>
        <td><span>查看</span>&nbsp;<span>编辑</span>&nbsp;<span>删除</span></td>
    </tr>
</table>

<style>
    .btn-default {
        background-color: #2cb5ac;
        font-size: 12px;
        color: #ffffff;
        border: 1px solid #2cb5ac;
        border-radius: 3px;
    }
    
    .col-md-2 .col-md-2 {
        float: left;
        margin-left: 100px;
    }
</style>